Evidence map›Paper›PMID 31807701›Full record

ArticleScience advances2019

In vivo-mimicking microfluidic perfusion culture of pancreatic islet spheroids.

Yesl Jun, JaeSeo Lee, Seongkyun Choi, Ji Hun Yang, Maike Sander, Seok Chung, Sang-Hoon Lee

Open access · goldAbstract read
In one paragraph

Article in Science advances, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 74 papers.

0numbers the graph read from it
0cells of the map it votes in
74citing papers in PubMed
15.5field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

74 citing papers in PubMed, 146 citations in OpenAlex.

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  6. Bone Organoids: A Novel Tool for Modeling and Managing Skeletal Disorders in Diabetes.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
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14 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 3 countries.

Yesl JunDepartments of Pediatrics and Cellular and Molecular Medicine, Pediatric Diabetes Research Center, University of California, San Diego, La Jolla, CA 92093, USA.ORCID 0000-0002-7598-9226
JaeSeo LeeKU-KIST Graduate School of Converging Science and Technology, Korea University, Seoul 02841, Republic of Korea.ORCID 0000-0002-5797-8021
Seongkyun ChoiSchool of Mechanical Engineering, Korea University, Seoul 02841, Republic of Korea.ORCID 0000-0003-1813-1626
Ji Hun YangSchool of Mechanical Engineering, Korea University, Seoul 02841, Republic of Korea.ORCID 0000-0002-8582-9285
Maike SanderDepartments of Pediatrics and Cellular and Molecular Medicine, Pediatric Diabetes Research Center, University of California, San Diego, La Jolla, CA 92093, USA.
Seok ChungSchool of Mechanical Engineering, Korea University, Seoul 02841, Republic of Korea.ORCID 0000-0002-1735-8338
Sang-Hoon LeeKU-KIST Graduate School of Converging Science and Technology, Korea University, Seoul 02841, Republic of Korea.
Korea University · KRUniversity of California San Diego · US

Funding

A 3-D biomimetic human islet to model beta cell function in health and diseaseUC4DK104202 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI CHRISTMAN, KAREN L, GEORGE, STEVEN CARL · 2014 to 2016
$4.9M
NIDDK NIH HHS UC4 DK104202
6 · The paper itself

Abstract

Native pancreatic islets interact with neighboring cells by establishing three-dimensional (3D) structures, and are surrounded by perfusion at an interstitial flow level. However, flow effects are generally ignored in islet culture models, although cell perfusion is known to improve the cell microenvironment and to mimic in vivo physiology better than static culture systems. Here, we have developed functional islet spheroids using a microfluidic chip that mimics interstitial flow conditions with reduced shear cell damage. Dynamic culture, compared to static culture, enhanced islet health and maintenance of islet endothelial cells, reconstituting the main component of islet extracellular matrix within spheroids. Optimized flow condition allowed localization of secreted soluble factors near spheroids, facilitating diffusion-mediated paracrine interactions within islets, and enabled long-term maintenance of islet morphology and function for a month. The proposed model can aid islet preconditioning before transplantation and has potential applications as an in vitro model for diabetic drug testing.

Indexed as

Lab-On-A-Chip DevicesModels, BiologicalAnimalsCell Culture TechniquesDrug EvaluationHypoglycemic AgentsIslets of LangerhansIslets of Langerhans TransplantationMaleRatsRats, Sprague-DawleySpheroids, CellularHypoglycemic Agents

Identifiers

PMID31807701
PMCPMC6881167
OpenAlexW2989645149

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.